(Ethoxycarbonyliodomethyl)triphenylphosphonium Iodide: A Convenient Reagent for the Direct Synthesis of β-Substituted Propiolic Acidsviathe Corresponding Esters
GRAMENITSKAYA, V. N.;INOZEMTSEVA, L. V.;KOZMINA, E. A.;VULFSON, N. S., ZH. ORGAN. XIMII, 1982, 18, N 12, 2561-2570
作者:GRAMENITSKAYA, V. N.、INOZEMTSEVA, L. V.、KOZMINA, E. A.、VULFSON, N. S.
DOI:——
日期:——
CHENAULT J.; DUPIN J. -F. E., SYNTHESIS,(1987) N 5, 498-499
作者:CHENAULT J.、 DUPIN J. -F. E.
DOI:——
日期:——
(Ethoxycarbonyliodomethyl)triphenylphosphonium Iodide: A Convenient Reagent for the Direct Synthesis of β-Substituted Propiolic Acids<i>via</i>the Corresponding Esters
作者:Jaques Chenault、Jean-François E. Dupin
DOI:10.1055/s-1987-27983
日期:——
Reaction between (ethoxycarbonyliodomethyl)triphenylphosphonium iodide, potassium carbonate, and various aromatic or aliphatic aldehydes in a liquid solid two phases system gives ß-substituted propiolic esters. The corresponding acids are obtained in good yield by hydrolysis.